Home / 48,392.24-72,872.59-42,225.81

Finding the Fourth Proportional to 48,392.24, 72,872.59 and 42,225.81

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Solution

The fourth proportional to 48,392.24, 72,872.59 and 42,225.81 is: 63,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,392.24 : 72,872.59 = 42,225.81 : x
  2. Step 2: Convert to fraction form
    48,392.24/72,872.59 = 42,225.81/x
  3. Step 3: Cross multiply
    48,392.24x = 72,872.59 × 42,225.81
  4. Step 4: Simplify right side
    48,392.24x = 3,077,103,721.12
  5. Step 5: Solve for x
    x = 3,077,103,721.12/48,392.24
  6. Step 6: Final answer
    x = 63,586.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.